XML 262 R118.htm IDEA: XBRL DOCUMENT
v3.25.0.1

Equity and Other Comprehensive Income (Loss) - Additional Information (Detail) - SEK (kr) kr / shares in Units, kr in Millions |  |  | 12 Months Ended
--- | --- | --- | ---
Sep. 29, 2025 | Mar. 27, 2025 | Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Disclosure of classes of share capital [line items] |  |  |  |  |
Dividends recognised as distributions to owners per share |  |  | kr 2.7 | kr 2.7 | kr 2.5
Board of Directors [member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Dividends recognised as distributions to owners |  |  | kr 9,500.0 | kr 9,000.0 |
Shareholders [Member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Dividends paid, ordinary shares |  |  | kr 9,000.0 | kr 9,000.0 |
Major ordinary share transactions [member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Dividend proposed | kr 1.42 | kr 1.43 | kr 2.85 | kr 2.7 | kr 2.7
Class A shares [member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Shares quota value |  |  | kr 5 |  |
Voting rights of share holders |  |  | one vote per share |  |
Class B shares [member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Shares quota value |  |  | kr 5 |  |
Voting rights of share holders |  |  | one tenth of one vote per share |  |
Treasury shares |  |  | 15,579,561 | 14,009,306 | 4,009,306
Class C Shares [Member] | Long-Term Variable Compensation Program LTV I 2023 [member] |  |  |  |  |
Disclosure of classes of share capital [line items] |  |  |  |  |
Shares quota value |  |  | kr 5 |  |
Percentage of shares repurchased on capital stock |  |  | 0.10% |  |
Payments to acquire or redeem entitys shares |  |  | kr 20.5 |  |
Number of shares issuable |  |  | 4,100,000 |  |
Payments on acquisition of repurchased shares |  |  | kr 20.7 |  |

X
- Definition Number treasury shares. + References No definition available. + Details
Name: | eric_NumberTreasuryShares
Namespace Prefix: | eric_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Payments on acquisition of repurchased shares. + References No definition available. + Details
Name: | eric_PaymentsOnAcquisitionOfRepurchasedShares
Namespace Prefix: | eric_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Percentage of shares repurchased on capital stock. + References No definition available. + Details
Name: | eric_PercentageOfSharesRepurchasedOnCapitalStock
Namespace Prefix: | eric_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Line items represent concepts included in a table. These concepts are used to disclose reportable information associated with members defined in one or many axes of the table. + References No definition available. + Details
Name: | ifrs-full_DisclosureOfClassesOfShareCapitalLineItems
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount of dividends paid by the entity on ordinary shares. [Refer: Ordinary shares [member]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 34 -IssueDate 2024-01-01 -Paragraph 16A -Subparagraph f -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=34&code=ifrs-tx-2024-en-r&anchor=para_16A_f&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DividendsPaidOrdinaryShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The amount of dividends proposed or declared after the reporting period but before financial statements are authorised for issue. Such dividends are not recognised as a liability at the end of the reporting period because no obligation exists at that time. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 10 -IssueDate 2024-01-01 -Paragraph 13 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=10&code=ifrs-tx-2024-en-r&anchor=para_13&doctype=Standard -URIDate 2024-03-27 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 137 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_137_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwners
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount, per share, of dividends proposed or declared before financial statements were authorised for issue but not recognised as distribution to owners. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 137 -Subparagraph a -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_137_a&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DividendsProposedOrDeclaredBeforeFinancialStatementsAuthorisedForIssueButNotRecognisedAsDistributionToOwnersPerShare
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The amount, per share, of dividends recognised as distributions to owners. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 107 -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_107&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_DividendsRecognisedAsDistributionsToOwnersPerShare
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | duration

X
- Definition The nominal value per share. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause iii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_iii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_ParValuePerShare
Namespace Prefix: | ifrs-full_
Data Type: | dtr-2022:perShareItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash outflow to acquire or redeem entity's shares. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Name IAS -Number 7 -IssueDate 2024-01-01 -Paragraph 17 -Subparagraph b -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=7&code=ifrs-tx-2024-en-r&anchor=para_17_b&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_PaymentsToAcquireOrRedeemEntitysShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The description of the rights, preferences and restrictions attaching to a class of share capital including restrictions on the distribution of dividends and the repayment of capital. [Refer: Classes of share capital [domain]] + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause v -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_v&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_RightsPreferencesAndRestrictionsAttachingToClassOfShareCapital
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of shares reserved for issue under options and contracts for the sale of shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Name IAS -Number 1 -IssueDate 2024-01-01 -Paragraph 79 -Subparagraph a -Clause vii -URI https://taxonomy.ifrs.org/xifrs-link?type=IAS&num=1&code=ifrs-tx-2024-en-r&anchor=para_79_a_vii&doctype=Standard -URIDate 2024-03-27 + Details
Name: | ifrs-full_SharesReservedForIssueUnderOptionsAndContractsForSaleOfShares
Namespace Prefix: | ifrs-full_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_TitleOfIndividualAxis=srt_BoardOfDirectorsChairmanMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_TitleOfIndividualAxis=eric_ShareholdersMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_NonadjustingEventsAfterReportingPeriodAxis=ifrs-full_MajorOrdinaryShareTransactionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=eric_ClassASharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=eric_ClassBSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_ClassesOfShareCapitalAxis=eric_ClassCSharesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | ifrs-full_TypesOfSharebasedPaymentArrangementsAxis=eric_LongTermVariableCompensationProgramLTVI2023Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |